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vehicles2b commented on WebR – R in the Browser   docs.r-wasm.org/webr/late... · Posted by u/sieste
ForceBru · 9 days ago
Is there "Julia in the browser" that runs locally?
vehicles2b · 9 days ago
Yeah check out https://plutojl.org/
vehicles2b commented on Jeff Bezos killed Washington Post endorsement of Kamala Harris   cnbc.com/2024/10/25/jeff-... · Posted by u/donsupreme
generalizations · 10 months ago
Then we're right back to the original question:

> How does it not undermine a paper's journalistic ethics to be neutral and fair?

vehicles2b · 10 months ago
It's rather naive to think that newspapers ought to be neutral (or fair) in everything they produce. What kinds of neutral is desirable? There's neutral tone or neutral political bias -- there are many different ways for a newspaper to be or not be neutral.

Assuming neutrality isn't something that we should expect newspapers to value, then I think transparency is an good alternative. A presidential endorsement can be a good thing in that the newspaper staff are being openly transparent about their political bias.

vehicles2b commented on Ask HN: Most accurate scientific book on human sleep?    · Posted by u/gautamsomani
vehicles2b · a year ago
A disclaimer is that I haven't read "Why We Sleep". Nonetheless I recommend the book "Sync" by Steven Strogatz (2003) -- particularly chapter 3 on sleep -- which describes a neat coupling of when we sleep / when we wake up to our body temperature which oscillates with a period of roughly 24 hours. (See figures on pgs 81 and 83.) Much of this discussion on sleep is derived from "isolation" research in the mid 1970's by Elliot Weitzman and Charles Czeisler, experiments in which subjects were isolated from all sense of time including daylight, clocks, and the news, to study their sleep cycles in the absence of external information telling them the time of day.
vehicles2b commented on I was an MIT educated neurosurgeon – now I'm alone in the mountains [video]   youtube.com/watch?v=25LUF... · Posted by u/carabiner
vehicles2b · a year ago
I'm wondering, does anyone know what are the chances for returning to neurosurgery after an extended hiatus? Person in the video practiced for a decade (edit: nearly a decade of practice, and two decades total including training), I'm sure burnout is common in the field, but I wonder if people that left ever make their way back.
vehicles2b commented on A world from a sheet of paper (2023) [video]   youtube.com/watch?v=8p02D... · Posted by u/jhncls
vehicles2b · a year ago
The first time I watched this video I folded a strip of paper into a pentagon as demonstrated. What a surprise! The pentagon looked perfect. With a bit more effort, I next folded a heptagon that looked nearly as good. Haven’t gotten the Miura fold to work yet.
vehicles2b commented on Forget about overpopulation, soon there will be too few humans   maartenboudry.be/2023/11/... · Posted by u/lawrencechen
timmg · 2 years ago
> Many of my acquaintances simply cannot afford the costs of multiple children.

I can't speak for your friends. But I think that when someone says "can't afford" what they really mean is "I'd rather spend that money on something else".

Some people literally can't afford children. But those in the middle class (or better) in the US certainly can. It would just take money away from other parts of their lifestyle: the home the live in; the car they drive; ability to vacation; newest phone model, etc.

Generally, the more money you make in the US, the fewer kids you have. So, for most, it's hard to argue that they can't "afford" children. They can't afford children while maintaining their same lifestyle. And that will generally always be true (except for the truly rich).

vehicles2b · 2 years ago
I’d like to know if the following are relevant to the discussion. Here is the fertility rate by state: https://www.cdc.gov/nchs/pressroom/sosmap/fertility_rate/fer...

Here is the cost of living by state: https://www.consumeraffairs.com/homeowners/states-with-lowes...

Some interesting states are West Virginia.

Cost of living is hard to calculate and I don’t know the best source. This one might be better: https://www.epi.org/resources/budget/budget-map/

Idk if the fertility rate is factored into the cost of living calculator … if it is then I guess the measure isn’t relevant.

vehicles2b commented on Forget about overpopulation, soon there will be too few humans   maartenboudry.be/2023/11/... · Posted by u/lawrencechen
A_D_E_P_T · 2 years ago
There are, quite literally, third and fourth-generation Korean-Japanese people who are still not considered fully Japanese.

The most famous example is probably: https://en.wikipedia.org/wiki/Yoshihiro_Akiyama

This guy is a fourth-generation Korean-Japanese athlete, but was still never considered Japanese by the Japanese fanbase, he was frequently booed and heckled, and he went on to compete under the S.Korean flag. And this guy's father and grandfather were born in Japan, and he looks ethnically indistinguishable from the Japanese.

It's pure fantasy that second-generation Indonesians or Filipinos are going to integrate into Japanese society. It's going to be extremely painful, if it's attempted.

vehicles2b · 2 years ago
For people who are looking for a book to read and also interested in learning about the immigrant life in Japan, I can highly recommend the historical fiction novel “Pachinko” by Min Jin Lee. It follows the story of multiple generations of a Korean family that moves to Japan sometime after the Japanese annexation of Korea. It describes in detail the struggles mentioned in the above comment across multiple generations of Japanese who don’t have a home in either Korea or Japan. (Another example of such are immigrants from Pyongyang, and returning after the Korean War would mean going back to North Korea.)
vehicles2b commented on How Euler Did It, by Ed Sandifer   eulerarchive.maa.org/hedi... · Posted by u/nyc111
johngossman · 2 years ago
Is there a book other than Bell’s “Men of Mathematics” that broadly covers the lives of a lot of mathematicians? I loved that book when I read it as an undergraduate, but I wouldn’t mind having a second opinion.
vehicles2b · 2 years ago
Princeton Companion to Mathematics has a section (part) on mathematicians
vehicles2b commented on Relearning math as an adult   gmays.com/how-im-relearni... · Posted by u/gmays
mjburgess · 2 years ago
The "math" used in ML/AI papers is usually just a sort of 'whiteboard math' which is a domain-specific mishmash of linear algebra, calculus, set theory and statistics.

If you could find a book just going through the relevant bits you wouldnt really have to "learn math again", it can be translated into english straightforwardly -- very very few ML papers relevant to industry have extended proofs, etc. that require eg., even being able to differentiate anything yourself.

90% of it is: here's the domain (ie., type) of our variables, here's the formula of our functions, we're taking a weighted average with some inner products involved.

It might sound like a lot of math, but it's really all doable in semester-1 of an undergrad course, were it focused enough.

vehicles2b · 2 years ago
We probably think fluently of these mathematical structures in tangible, real world terms. Still it requires some practice translating to the mathematical abstractions, and still further practice thinking in terms of the abstractions altogether. I don’t know how relevant it is that the textbook content can be covered in a single semester.
vehicles2b commented on A Functional Introduction To Computer Science   cs.uwaterloo.ca/~plragde/... · Posted by u/debanjan16
cubefox · 2 years ago
This is a very mathematically inspired introduction, as they say in the initial chapter.

What I would like to see is a logical introduction to computer science, or at least theoretical computer science.

Start with combinational logic [1], i.e. with Boolean circuits. They are both conceptually simple and relatively close to physical transistors, unlike any functional / mathematical approach. Then move on to sequential logic[2] which allows the introduction of memory/states, e.g. via flip-flops. From this, more complex circuits and even a primitive GOTO language would be introduced. What I would be interested in is how these circuits relate to the traditional models of computation, i.e. finite state machines, pushdown automatons and Turing machines. Not very cleanly, I suspect.

[1] https://en.wikipedia.org/wiki/Combinational_logic

[2] https://en.wikipedia.org/wiki/Sequential_logic

vehicles2b · 2 years ago
I agree with you, which is why I’ve found nand2tetris to be a joy to read and work through.

u/vehicles2b

KarmaCake day8May 17, 2022View Original